Apple Watch Series 3 vs. Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Asus VivoWatch vs. Casio G-Shock GBA800

 
Watch Series 3
Flex 2
ZenWatch 3
VivoWatch
G-Shock GBA800
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowAsusVivoWatchRemove Buy NowCasioG-Shock GBA800Remove Buy Now

Basic Info

Suggested Price$329$100$229$160$120
Release20172016201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days48 hours24 hours to 10 days2 years
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a400 x 400128 x 128
Size1.5 inches or 1.65 inchesn/a1.39 inchesNA
Touchn/a
TypeAMOLEDLEDAMOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP6720 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aAndroid Wear 2KoodOS
Apps
Music

All Wearables